A144791 Euler transform of A141199.
1, 4, 11, 34, 93, 269, 735, 2037, 5515, 14912, 39828, 105931, 279408, 733409, 1913349, 4968092, 12835746, 33020764, 84586922, 215844162, 548725545, 1390140594, 3510064528, 8834980324, 22171254453, 55479601543, 138448505906, 344594242788, 855538158016
Offset: 1
Keywords
Links
- Alois P. Heinz, Table of n, a(n) for n = 1..100
- Thomas Wieder, The number of certain rankings and hierarchies formed from labeled or unlabeled elements and sets, Applied Mathematical Sciences, vol. 3, 2009, no. 55, 2707 - 2724. [_Thomas Wieder_, Nov 14 2009]
Formula
Extensions
More terms from Alois P. Heinz, Apr 21 2012